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Error code reference

Bosch Range Error Code F13

Bad EEPROM Identification/Checksum error

Bosch codesBosch range codes
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What the F13 error code actually means

Your Bosch range is showing F13 because the main control board has detected a problem with its internal memory, where it stores important settings and operating data. This usually happens after a power surge or an unstable power supply corrupts that stored data. In most cases, unplugging the range for 30 seconds and plugging it back in will clear the error, but if it comes back right away, the control board will need to be replaced.

Diagnostic procedure

The full F13 procedure

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1
First diagnostic step
Disconnect power, wait 30 seconds and reapply power. If fault returns upon power-up, replace control module.
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Most common causes of F13

Ranked by how often they cause this code
  1. 1Power surge or voltage spike
  2. 2Persistent EEPROM data corruption
  3. 3Brownout or unstable line voltage
  4. 4Failed or aging control module

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Questions people ask about F13

What does F13 mean on a Bosch range?
F13 on a Bosch range indicates a bad EEPROM identification or checksum error inside the electronic control module. The control board runs a self-check on its internal memory and flags F13 when the stored data does not pass integrity verification. This is an internal control board fault, most commonly triggered by power surges or line voltage fluctuations. It does not indicate a problem with the heating elements, burners, or sensors.
Will resetting the range clear the F13 code?
A power reset, disconnecting the range for 30 seconds and reapplying power, will clear the F13 code if the memory corruption was temporary, such as from a one-time voltage spike. However, if the EEPROM data is permanently corrupted, the fault will return as soon as the control board completes its startup self-check. A recurring F13 after multiple resets confirms that the control module needs replacement.
How much does it cost to fix a Bosch range F13 error?
If the error clears with a simple power reset, there is no parts cost involved. If the control module requires replacement, parts alone typically range from around $150 to $400 or more depending on the specific model, with professional labor adding additional cost. Getting a quote from an authorized service technician before proceeding is a good idea, as total repair costs on some models may approach the cost of replacement.
Can I fix the F13 error on my Bosch range myself?
The first step you can take yourself is to disconnect the range from power for at least 30 seconds and then restore power. If the F13 code clears and does not return, no further action is needed. If the code comes back immediately after the reset, the control module has persistent memory corruption and will need to be physically replaced, which is a more involved repair requiring access to the control board.
Is it safe to use my Bosch range while the F13 code is active?
An active F13 code means the control module has detected an internal fault and may not be operating with its correct calibration or configuration data. Using the range in this condition is not recommended, as the control board's ability to reliably manage oven temperature, safety shutoffs, or burner operation could be compromised. It is best to resolve the fault before continuing regular use.

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